Contour / CONTO DI 2x28W HF E3 DSB WH GY ML4 L840

96551385 / COWGDI228ZESB

Data Sheet

A versatile, suspended luminaire in a sleek, modern design with direct/indirect distribution. Electronic, fixed output control gear with 3 hour, manual test, LED emergency lighting circuit for 2 x 28W T16 lamp(s). Body: extruded aluminium, painted matt white with grey trim. Endcaps: moulded polycarbonate painted grey. Optic: satinbrite anodised aluminium louvre. Class I electrical, IP20. Electrical connection via pre-fitted LSOH white mains cable. Self balancing, may be mounted individually or in infinite configurations using connection accessories. Complete with 840 lamp(s).

Dimensions: 1246 x 236 x 49 mm
Total power: 64 W
Weight: 4.5 kg

Mode selection
  • Lamp position:STD - standard
  • Light Source:2 x T16 / 28W
  • Luminaire luminous flux*:4716 lm
  • Lamp luminous flux:2 x 2600 lm
  • Total emergency luminous flux:105 lm
  • Luminaire efficacy*:74 lm/W
  • Lamp efficacy:81 lm/W
  • Colour Rendering Index min.:80
  • Ballast:1x HF_ Tridonic PC T5 TOP
  • Luminaire input power*:64 W Lambda = 0.98
  • Charging power:2 W
  • Dimming:Fixed output
  • Maintenance category:D - Enclosed IP2X
  • T16
  • CE
  • 850°
  • IP20
  • SC1
  • Ta = +5 to +25


Photometric configuration


Use CalcExpress to quickly carry out quick online calculations of required indoor luminaire numbers for rectangular rooms. Enter the calculation parameters for your solution such as room dimensions, mounting height, height of the useful plane and required level of illuminance, and the site will instantly suggest a solution according to the light output ratio method.

Step 1: Technical data
Step 2: Room Data
Step 3: Result